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Table 4 Factors associated with HIV infection among female sex workers, Kampala, Uganda, 2008–09

From: Burden and characteristics of HIV infection among female sex workers in Kampala, Uganda – a respondent-driven sampling survey

Characteristic

n

HIV+

Weighted %

Adjusted PR (95% CI)a

Age, years

 15–19

109

11

10.8

1.00 (Referent)

 20–24

291

65

21.9

1.27 (0.74–2.19)

 25–29

246

88

35.9

1.64 (0.92–2.90)

 30+

293

157

50.7

2.13 (1.19–3.80)

Schooling, years

 1–3

251

107

42.1

1.00 (Referent)

 4–6

185

70

36.6

0.82 (0.63–1.07)

 7+

482

137

26.4

0.67 (0.54–0.84)

Occupation other than sex work

 No other work

557

201

36.9

1.00 (Referent)

 Other

112

26

19.2

0.55 (0.37–0.81)

 Self-employed

147

53

32.3

0.74 (0.55–0.99)

 Restaurant/bar

115

36

26.7

0.80 (0.60–1.08)

Pregnancies in life, number

 0

74

4

3.6

1.00 (Referent)

 1

173

36

21.0

7.24 (2.14–24.5)

 2

173

61

33.4

9.43 (2.75–32.3)

 3

162

65

44.8

11.7 (3.38–40.7)

 4

134

60

46.5

10.8 (3.06–37.9)

 5+

196

86

38.7

8.23 (2.29–29.6)

Ever aborted

 Yes

231

60

27.4

0.76 (0.59–0.97)

 No

702

260

34.7

1.00 (Referent)

Genital ulcer/sore in last 12 months

 Yes

520

211

39.6

1.39 (1.13–1.71)

 No

409

107

25.0

1.00 (Referent)

Anal warts in last 12 months

 Yes

132

65

49.7

1.43 (1.14–1.80)

 No

783

247

30.0

1.00 (Referent)

Ever had HIV test

 Yes

503

120

23.0

1.00 (Referent)

 No

430

199

44.6

1.71 (1.39–2.10)

  1. NOTE: PR, prevalence ratio
  2. aThe multivariable model included all of the factors in this table. The sample size for the model was 861 female sex workers